radix
my $badstring = q{' OR ''='};
my $goodstring = q{Jonny};

for my $string ($badstring , $goodstring) {
 if ( $string =~ /['*;]/ ) {
    print "$string is BAD!\n";
    exit
 }
 else {
    print "$string is GOOD!\n"
 }
}

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Regards

mwa

In reply to Re: String comparision expression by mwah
in thread String comparision expression by radix

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